ClickUp is hiring a Staff (senior) Search Engineer to design, optimize, and scale search infrastructure powering their platform. The role requires 7+ years of related experience and hands-on production experience with OpenSearch or Elasticsearch, real-time data ingestion and serving, indexing and relevance tuning, and work with vector embeddings/semantic search. Collaboration with AI, backend, and product teams and troubleshooting search systems at scale are core responsibilities.

Join the Search squad to design and implement scalable search solutions built on Postgres and OpenSearch/ElasticSearch. Responsibilities include improving relevance and speed, real-time indexing pipelines, building vector/semantic search with embeddings, creating measurement frameworks for search quality, and collaborating with AI, backend, and product teams. Requires 5+ years of relevant experience and hands-on production experience with OpenSearch or ElasticSearch.

Build and maintain a backend AI platform to create, orchestrate, and evaluate multi-agent systems. Integrate multiple LLM providers (e.g., OpenAI, Anthropic, Cohere), use orchestration frameworks like LangGraph, develop evaluation frameworks, address AI privacy and data protection, and integrate search capabilities while collaborating with cross-functional teams.

Seeking a Senior AI Engineer to design and implement scalable AI platform services (model serving, orchestration, lifecycle management), integrate multiple LLM providers, build backend APIs, and apply LLMs to deliver user-facing features. Requires experience with cloud-native technologies (Kubernetes, Docker, AWS/GCP/Azure), MLOps, distributed systems, programming in Python/Go/TypeScript, and addressing AI privacy and security.

Join the AI Platform team to design, develop, and maintain a backend platform that enables users to create and manage intelligent agents and their interactions. Work includes integrating multiple LLMs (e.g., OpenAI, Anthropic, Cohere), using orchestration frameworks like LangGraph, building evaluation frameworks, addressing AI privacy and data protection scenarios, and integrating search capabilities. The role emphasizes scalability, multi-agent coordination, and collaboration with cross-functional teams.

Join the Hierarchy Squad to develop and optimize high-throughput backend services that comprise ClickUp's filesystem. Responsibilities include building and maintaining backend systems with Node.js (Express, NestJS), tuning database queries (Postgres), debugging, and collaborating across teams. Remote work options are available; visa sponsorship for engineering/product roles may be considered but is not guaranteed per the posting.

Join ClickUp's Fields team to design and implement scalable, high-throughput, low-latency backend systems handling millions of requests daily. Responsibilities include end-to-end development, performance tuning, building robust APIs, and improving existing systems. Qualifications include a CS degree or equivalent, 5+ years building performant systems (ideally with Node.js and TypeScript), SQL at scale, event-based systems experience, and familiarity with major cloud services (ideally AWS).